Merge pull request #160 from dotnetprojects/foreignKeys

Foreign keys

Author: jogibear9988

src/Migrator.Tests/Data/TestMigrations.cs

@@ -63,4 +63,4 @@ public virtual void AfterDown()
     public virtual void InitializeOnce(string[] args)
     {
     }
-}
+}

src/Migrator/MigrateAnywhere.cs

@@ -1,8 +1,8 @@
 using System;
 using System.Collections.Generic;
-using System.Reflection;
 using DotNetProjects.Migrator.Framework;
 using DotNetProjects.Migrator.Providers;
+using DotNetProjects.Migrator.Providers.Impl.SQLite;
 
 namespace DotNetProjects.Migrator;
 
@@ -63,13 +63,22 @@ public override bool Continue(long version)
 
     public override void Migrate(IMigration migration)
     {
-        _provider.BeginTransaction();
 #if NETSTANDARD
         var attr = migration.GetType().GetTypeInfo().GetCustomAttribute<MigrationAttribute>();
 #else
         var attr = (MigrationAttribute)Attribute.GetCustomAttribute(migration.GetType(), typeof(MigrationAttribute));
-#endif
-
+#endif
+        var foreignKeysWasOn = false;
+        if (_provider is SQLiteTransformationProvider sqlite)
+        {
+            foreignKeysWasOn = sqlite.IsPragmaForeignKeysOn();
+            if (foreignKeysWasOn)
+            {
+                sqlite.SetPragmaForeignKeys(false);
+            }
+        }
+
+        _provider.BeginTransaction();
 
         if (_provider.AppliedMigrations.Contains(attr.Version))
         {
@@ -78,6 +87,11 @@ public override void Migrate(IMigration migration)
         else
         {
             ApplyMigration(migration, attr);
+        }
+
+        if (foreignKeysWasOn && _provider is SQLiteTransformationProvider sqlite2)
+        {
+            sqlite2.SetPragmaForeignKeys(true);
         }
     }